$OpenBSD: patch-lib_krb5_krb5_h,v 1.1 2014/07/13 14:10:13 ajacoutot Exp $

cleanup 1 << 31 idioms

--- lib/krb5/krb5.h.orig	Sun Dec  9 23:06:44 2012
+++ lib/krb5/krb5.h	Thu Apr 24 14:14:21 2014
@@ -412,7 +412,7 @@ typedef union {
 #define KDC_OPT_RENEWABLE_OK		(1 << 27)
 #define KDC_OPT_ENC_TKT_IN_SKEY		(1 << 28)
 #define KDC_OPT_RENEW			(1 << 30)
-#define KDC_OPT_VALIDATE		(1 << 31)
+#define KDC_OPT_VALIDATE		(1U << 31)
 
 typedef union {
     KDCOptions b;
